68698840

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{3361}}^1$

素因数の和:3452

約数の個数: 64

約数和(自身を含む): 179127360

約数和(自身を除く): 110428520

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 73, 140, 146, 280, 292, 365, 511, 584, 730, 1022, 1460, 2044, 2555, 2920, 3361, 4088, 5110, 6722, 10220, 13444, 16805, 20440, 23527, 26888, 33610, 47054, 67220, 94108, 117635, 134440, 188216, 235270, 245353, 470540, 490706, 941080, 981412, 1226765, 1717471, 1962824, 2453530, 3434942, 4907060, 6869884, 8587355, 9814120, 13739768, 17174710, 34349420, 68698840]

約数ペア:

[(1, 68698840), (2, 34349420), (4, 17174710), (5, 13739768), (7, 9814120), (8, 8587355), (10, 6869884), (14, 4907060), (20, 3434942), (28, 2453530), (35, 1962824), (40, 1717471), (56, 1226765), (70, 981412), (73, 941080), (140, 490706), (146, 470540), (280, 245353), (292, 235270), (365, 188216), (511, 134440), (584, 117635), (730, 94108), (1022, 67220), (1460, 47054), (2044, 33610), (2555, 26888), (2920, 23527), (3361, 20440), (4088, 16805), (5110, 13444), (6722, 10220)]